Seiko Cal. 6630 - 241

The Seiko 6630-241 represents an important milestone in Seiko's 1973 lineup. With its 20mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-a94aa6326ad4]

Also known as: Helmet, Rally

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1973

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